Topic: Voltage Detector
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Electronic Technician, Electronic Engineering Technician I love to build things. Test equipment, replica and original sci fi props and costume pieces, and whatever else I feel like at the time. I have an Ultimaker and a 3D engraver.
Re: Voltage Detector
May 15, 2016, 05:12 pm
A big problem with this kind of touch switch is that the slightest leakage current in the first transistor is magnified tremendously.
Steve Greenfield AE7HD
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gammon.com.au/blink - gammon.com.au/serial - gammon.com.au/interrupts